package subject_set.top101;

/**
 * @author haomin
 * @date 2022/11/01 21:54
 **/
public class BM32 {
    public class Solution {
        public TreeNode mergeTrees (TreeNode t1, TreeNode t2) {
            if(t1 == null) return t2;
            if(t2 == null) return t1;
            TreeNode cur = new TreeNode(t1.val + t2.val);
            cur.left = mergeTrees(t1.left, t2.left);
            cur.right = mergeTrees(t1.right, t2.right);
            return cur;
        }
    }
}